1683676380671 has 8 divisors (see below), whose sum is σ = 1712306306880. Its totient is φ = 1655229393792.

The previous prime is 1683676380667. The next prime is 1683676380719. The reversal of 1683676380671 is 1760836763861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1683676380671 - 2² = 1683676380667 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1683676380611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45716270 + ... + 45753083.

It is an arithmetic number, because the mean of its divisors is an integer number (214038288360).

Almost surely, 2^{1683676380671} is an apocalyptic number.

1683676380671 is a deficient number, since it is larger than the sum of its proper divisors (28629926209).

1683676380671 is an equidigital number, since it uses as much as digits as its factorization.

1683676380671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91469665.

The product of its (nonzero) digits is 36578304, while the sum is 62.

The spelling of 1683676380671 in words is "one trillion, six hundred eighty-three billion, six hundred seventy-six million, three hundred eighty thousand, six hundred seventy-one".